Aspirator



FIG. 1 is a perspective view of an aspirator, showing our new design;

FIG. 2 is an end elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is an front elevational view thereof;

FIG. 5 is an end elevational view opposite the end view of FIG. 2;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a bottom plan view thereof. 

The ornamental design for an aspirator, as shown and described. 